abdominal x-rays, arteriograms, barium enemas, body CAT scans and x-rays
of the genitourinary organs. So if you had dental x-rays, then the area of exposure of the beams is limited. Also you have not mentioned whether you were wearing any lead shield or not. If you were wearing a lead shield at that time, then chances of exposure are significantly reduced. But if you were not wearing any lead shields, then chances of negligible exposure is there.